Intel® MPI Library Developer Reference for Windows* OS

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ID 768734
Date 3/22/2024
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Document Table of Contents
Document Table of Contents x
Intel® MPI Library Developer Reference for Windows* OS
Intel® MPI Library Developer Reference for Windows* OS x
Command Reference Environment Variable Reference Hydra Global Options and Environment Variables Package Layout Documentation for Older Versions Developer Reference Sections Introduction Command Reference Environment Variable Reference Notices and Disclaimers
Introduction x
Introducing Intel® MPI Library Notational Conventions Related Information User Authorization
Command Reference x
Compiler Commands mpiexec.hydra cpuinfo impi_info
Compiler Commands x
Compilation Command Options
mpiexec.hydra x
Global Hydra Options Local Hydra Options
Environment Variable Reference x
Compilation Environment Variables Hydra Environment Variables I_MPI_ADJUST Family Environment Variables Tuning Environment Variables Main Thread Pinning Environment Variables for Fabrics Control Environment Variables for Memory Policy Control Other Environment Variables
Tuning Environment Variables x
Autotuning
Autotuning x
I_MPI_TUNING_AUTO Family Environment Variables
Main Thread Pinning x
Environment Variables for Main Thread Pinning Interoperability with OpenMP* API
Environment Variables for Fabrics Control x
Communication Fabrics Control Shared Memory Control OFI*-capable Network Fabrics Control
Intel® MPI Library Developer Reference for Windows* OS

Intel® MPI Library Developer Reference for Windows* OS

This Developer Reference provides you with the complete reference for the Intel MPI Library. It is intended to help a user fully utilize the Intel MPI Library functionality.

For examples and detailed functionality descriptions, refer to the Intel® MPI Library Developer Guide for Windows* OS.

Refer to Intel® MPI Release Notes for new features and known limitations.

The following are some popular topics in the Intel MPI Library Developer Reference:

Command Reference

Command Reference provides reference information on compilation and runtime commands (cpuinfo, impi_info) and describes how to use these commands.

Environment Variable Reference

Environment Variable Reference provides syntax, arguments, and descriptions for Fabrics Control, Tuning, Autotuning, Main Thread Pinning, and I_MPI_ADJUST Family environment variables.

Hydra Global Options and Environment Variables

Describes the Global Options and provides Environment Variables used with the Hydra process manager.

Package Layout

You can find MPI benchmark sources, compiler configs, and MPI binding at <I_MPI_install_dir>\opt\mpi.

Documentation for Older Versions

Documentation for some older versions of the Intel® MPI Library is available as downloads only.

To download specific versions of prior Intel MPI Library documentation, refer to one of the following locations:

Developer Reference Sections

Level Two Title